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-rw-r--r--src/arch/arm/isa/insts/data64.isa18
1 files changed, 14 insertions, 4 deletions
diff --git a/src/arch/arm/isa/insts/data64.isa b/src/arch/arm/isa/insts/data64.isa
index f5be4763a..fcce0112a 100644
--- a/src/arch/arm/isa/insts/data64.isa
+++ b/src/arch/arm/isa/insts/data64.isa
@@ -410,6 +410,12 @@ let {{
exec_output += DCStore64InitiateAcc.subst(msrDCZVAIop);
exec_output += Store64CompleteAcc.subst(msrDCZVAIop);
+ # Cache maintenance fault annotation
+ # The DC ZVA instruction is not classified as a cache maintenance
+ # instruction, and therefore we shouldn't annotate it
+ cachem_fa = '''
+ fault->annotate(ArmFault::CM, 1);
+ '''
msrdccvau_ea_code = msr_check_code
msrdccvau_ea_code += '''
@@ -425,7 +431,8 @@ let {{
{ "ea_code" : msrdccvau_ea_code,
"memacc_code" : ';',
"use_uops" : 0,
- "op_wb" : ";", "fa_code" : ";"},
+ "op_wb" : ";",
+ "fa_code" : cachem_fa},
['IsStore', 'IsMemRef']);
header_output += DCStore64Declare.subst(msrDCCVAUIop);
decoder_output += DCStore64Constructor.subst(msrDCCVAUIop);
@@ -448,7 +455,8 @@ let {{
{ "ea_code" : msrdccvac_ea_code,
"memacc_code" : ';',
"use_uops" : 0,
- "op_wb" : ";", "fa_code" : ";"},
+ "op_wb" : ";",
+ "fa_code" : cachem_fa},
['IsStore', 'IsMemRef']);
header_output += DCStore64Declare.subst(msrDCCVACIop);
decoder_output += DCStore64Constructor.subst(msrDCCVACIop);
@@ -471,7 +479,8 @@ let {{
{ "ea_code" : msrdccivac_ea_code,
"memacc_code" : ';',
"use_uops" : 0,
- "op_wb" : ";", "fa_code" : ";"},
+ "op_wb" : ";",
+ "fa_code" : cachem_fa},
['IsStore', 'IsMemRef']);
header_output += DCStore64Declare.subst(msrDCCIVACIop);
decoder_output += DCStore64Constructor.subst(msrDCCIVACIop);
@@ -500,7 +509,8 @@ let {{
{ "ea_code" : msrdcivac_ea_code,
"memacc_code" : ';',
"use_uops" : 0,
- "op_wb" : ";", "fa_code" : ";"},
+ "op_wb" : ";",
+ "fa_code" : cachem_fa},
['IsStore', 'IsMemRef']);
header_output += DCStore64Declare.subst(msrDCIVACIop);
decoder_output += DCStore64Constructor.subst(msrDCIVACIop);